2023-06-20 08:59:57 [调试] 打开端口(/dev/ttyS3,9600)成功!
2023-06-20 14:36:17 [调试] 打开端口(/dev/ttyS3,9600)成功!
2023-06-20 21:09:48 [调试] 打开端口(/dev/ttyS3,9600)成功!